\documentclass[10pt]{article}

\usepackage{amsmath}
\usepackage{amsfonts}
\usepackage{pstricks,pst-eps}

\pagestyle{empty}

\begin{document}
\begin{TeXtoEPS}


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    % \newpsstyle{fillLightGray}{fillstyle=solid,fillcolor=lightgray,linestyle=none} 
    % \newpsstyle{fillWhite}{fillstyle=solid,fillcolor=white,linestyle=dashed} 
    % \psframe[style=fillLightGray](-3,-2)(3,2)

    % \psellipse[style=fillWhite](+1.5,-1)(0.5,0.5)
    % \psline[doubleline=true]{->}(1.4,-0.53)(1.6,-0.51)
    % \uput[u](1.5,-0.5){${\gamma}_{3}$}

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    % \psline[doubleline=true]{->}(-0.9,0.03)(-1.1,0.01)
    % \uput[d](-1,0){${\gamma}_{2}$}

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    % \psline[doubleline=true]{->}(-1.9,0.03)(-2.1,0.01)
    % \uput[d](-2,0){${\gamma}_{1}$}


    % \rput(1,1){${\cal Y}$}
    \uput[l](0.5,0.75){$p$}
    \psset{arrowsize=3pt}
    \psline[arrows=o-o](1,1.5)(-1,-1.5)
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\end{TeXtoEPS}
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